USD872142SActiveUtility

Drill bit for a down-the-hole drill hammer

64
Assignee: CENTER ROCK INCPriority: May 21, 2015Filed: Oct 18, 2017Granted: Jan 7, 2020
Est. expiryMay 21, 2035(~8.8 yrs left)· nominal 20-yr term from priority
Inventors:Leland H. Lyon
64
PatentIndex Score
9
Cited by
21
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a drill bit for a down-the-hole drill hammer, as shown and described.

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